"Turn your door frame into a workstation with our deluxe doorway gym. Use the bar high in the doorframe for pull ups, crunches and chin ups or, at the bottom of the door frame for sit ups and an abdominal workout. Double action opening makes the door gym quick to set up and the large non-marking pads ensure a secure grip and prevent damage to the door frame. Foam grips add extra comfort. Includes support brackets and basic exercise guide. Note: Maximum user weight 100kg. Suitable for door widths from 63cm to 100cm with a door jam of at least 6cm. Not suitable for door frames made of soft wood, door frames in Stud (Plasterboard) walls or door adjacent to a window frame. Not warranted for commercial use."